Cullen has to diffuse an internal threat to the railroad; tragedy strikes.
Cast:
Anson Mount
Common
Dominique McElligott
Colm Meaney
Ben Esler
Phil Burke
Eddie Spears
Christopher Heyerdahl
Tom Noonan
Robin McLeavy
Duncan Ollerenshaw
Dohn Norwood
Peter Rumpel
James Dugan
Evan Hall
David LeReaney
TJ Anderson